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Item #:
110034116
100VA Transformer Primary 120V 208V 240V 480V Volt 24V Secondary HVAC Furnace,Replacement for PartsConnect OEM
88% of respondents would recommend this to a friend
Item #:
110034116
NAD 1660
Price Details
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Imported from USA store
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Only 1 item left in stock.
Order now and get it around Friday, October 02
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Transformers are designed for use in AC Controls Systems including air conditioning circuits, thermostats, gas valves, relays and or other applications that do not exceed the listed ratings.
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Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.
What Stands Out
Versatile Voltage Options
Accommodates multiple primary voltage inputs (120V, 208V, 240V, 480V), making it ideal for various HVAC systems and installations, ensuring compatibility and flexibility for user needs.
Reliable Replacement Part
Designed as a direct replacement for PartsConnect OEM transformers, ensuring seamless integration and functionality within existing systems, providing peace of mind for maintenance and repairs.
Optimal Power Rating
With a 100VA rating and efficient 24V secondary output, this transformer meets the power demands of HVAC furnaces, enhancing performance and operational reliability for heating systems.
Product Details
| Brand Name | LLPParts |
| Model | TWF524-100 |
| Number of Items | 1 |
| UPC | 769061107676 |
| Manufacturer | LLPParts |
| Unit Count | 1 Count |
| Included Components | 1 |
| Part Number | 769061107676 |
| Mounting Type | Foot Mount |
| Current Rating | 4 A |
| Brand | LLPParts |
| Item Weight | 5 lbs (2.27 kg) |
Who Should Buy?
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HVAC Professionals
Ideal for HVAC technicians needing reliable transformers for furnace installations and replacements in various voltage setups.
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Homeowners
Perfect for homeowners looking to replace HVAC transformers for efficient heating and cooling system operation.
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DIY Enthusiasts
Great for DIYers who want to install or replace an HVAC transformer safely and knowledgeably with supplementary guidance.
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High-Power Systems
Not suitable for high-power or industrial applications beyond 100VA, as it may not handle the load effectively.
Product Description
Have any Query? Chat with us
Customer Questions & Answers
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Question:
What are the primary voltage options for the 100VA transformer?
Answer: The 100VA Transformer offers versatility with primary voltage options including 120V, 208V, 240V, and 480V. This range of primary voltages ensures compatibility with various HVAC systems, making it a suitable replacement component for older models or repairs. Depending on your system’s requirements, you'll be able to select the appropriate primary voltage to ensure efficient operation. It's commonly used in residential and commercial HVAC applications, where correct voltage selection is crucial for optimal performance. -
Question:
What is the secondary voltage output of the transformer?
Answer: The secondary output of the 100VA Transformer is 24V, which is a standard voltage used in many HVAC systems. This makes it suitable for operating components like thermostats and relays. An efficient secondary output ensures the reliable operation of heating and cooling mechanisms within your furnace or air conditioning system. This transformer effectively steps down higher primary voltage levels to a low voltage, making it safe for use in various electronic control applications. -
Question:
How do I choose the right transformer for my HVAC system?
Answer: Selecting the right transformer involves understanding your system's voltage requirements. Begin by checking the specifications of your HVAC equipment to determine the necessary primary and secondary voltages. The 100VA Transformer provides multiple primary voltage options and a 24V secondary output, making it adaptable for many setups. If you are replacing an existing transformer, match the primary voltage to avoid compatibility issues, ensuring that your HVAC runs smoothly without interruptions due to voltage mismatches. -
Question:
Is this transformer suitable for all HVAC systems?
Answer: While the 100VA Transformer is compatible with many HVAC systems, it may not be appropriate for every application. It is designed specifically for systems that require a 24V secondary voltage and can accommodate various primary voltages. Always verify your system’s specifications to determine if this transformer meets your requirements. It works best for conventional heating and cooling systems that use 24V control circuits, making it critical to consult your equipment’s documentation before making a purchase. -
Question:
What is the function of a 100VA transformer in an HVAC system?
Answer: In an HVAC system, the 100VA Transformer plays a vital role in converting high voltage primary power to a safer, lower voltage for use in control circuits. It supplies the necessary 24V for devices like thermostats, igniters, and fans, ensuring your system operates smoothly. Understanding its role helps maintain your furnace and air conditioning units effectively, as a malfunctioning transformer can lead to control failures, reducing the efficiency of the entire system. Regular checks can prevent unexpected downtime in your HVAC operation. -
Question:
What makes this transformer a suitable replacement for PartsConnect OEM?
Answer: The 100VA Transformer is designed to meet or exceed OEM specifications, making it a reliable replacement part for PartsConnect components. It offers a direct fit and functional compatibility with various HVAC systems, ensuring that you maintain the same performance level as the original. Additionally, using OEM-compatible parts like this transformer helps prevent issues related to incompatibility, thereby reducing the risk of mechanical failures and improving system reliability. This compatibility is crucial for anyone looking to maintain the integrity of their HVAC systems. -
Question:
Can this transformer be used for both heating and cooling systems?
Answer: Yes, the 100VA Transformer is suitable for both heating and cooling HVAC systems that require a 24V control voltage. It effectively functions in diverse applications, from furnaces to air conditioning units. This dual-function capability means that homeowners can rely on it for either seasonal maintenance of heating or cooling systems. Its versatile voltage options allow for extensive application across various types of HVAC setups, making it an excellent choice for anyone needing to service multiple HVAC systems. -
Question:
What is the importance of transformer voltage ratings?
Answer: Voltage ratings on transformers are crucial because they dictate how much power the transformer can transmit safely and effectively. Using a transformer with the correct voltage ratings ensures that your HVAC system operates efficiently without risk of damage due to overvoltage or undervoltage conditions. The 100VA Transformer’s specified primary voltages are vital in maintaining stable operations and performance in your heating and cooling systems. Proper voltage matching protects sensitive electronic components within your HVAC setup, leading to longer equipment life. -
Question:
Where can I buy the 100VA Transformer in Namibia?
Answer: You can purchase the 100VA Transformer Primary 120V 208V 240V 480V Volt 24V Secondary HVAC Furnace, Replacement for PartsConnect OEM exclusively at Ubuy. Ubuy is known for its extensive selection of electrical components, including transformers, and provides a seamless shopping experience. You'll find reliable options tailored for your HVAC needs, ensuring that you can maintain your systems efficiently and effectively. -
Question:
What should I consider when installing a new transformer?
Answer: When installing a new transformer, it’s essential to ensure that the voltage ratings match your HVAC system’s requirements. Double-check the primary connections and ensure they are secure to avoid any electrical issues. Additionally, consider the location of the transformer; it should be installed in a dry, safe area that is easily accessible for future maintenance. The 100VA Transformer can be installed in various orientations, but ensuring proper clearance around it will help maintain efficient heat dissipation, further enhancing its reliability in your HVAC system.
LLPParts Low Voltage Transformers Editorial Review
100VA Transformer Primary 120V 208V 240V 480V Volt 24V Secondary HVAC Furnace is a versatile solution designed for various HVAC systems. This model, TWF524-100 from LLPParts, ensures a reliable performance with its 4 A current rating. Crafted to replace OEM parts, this transformer boasts a foot mount design, making installation straightforward. Users appreciate its lightweight nature, weighing only 5 lbs, allowing for easy handling during setup. It is an essential component for maintaining smooth furnace operations, demonstrating compatibility with various voltage demands. Overall, this transformer simplifies HVAC maintenance while ensuring efficiency and durability.
Customer Reviews & Ratings
3 customers ratings
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5 Star
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Pros
- Versatile for multiple voltage applications
- Lightweight for easy handling
- Designed for OEM replacement
- Foot mount for straightforward installation
- Reliable performance with 4 A current
Cons
- May require specific knowledge for installation
Platform Trust & Buyer Confidence
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Jasmin
Verified buyer
“Great products and very good service: very easy and very fast international delivery.”
9 September 2026 · via Trustpilot
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Anke
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“Wonderful online shopping experience, smooth transaction from the start. Payment method works conveniently and delivery is unexpectedly fast and reliable. You go the extra mile for service. What makes this even more amazing, you deliver to Namibia. I will remain a happy Ubuy customer and will increase my purchases for sure! Thank you!”
10 September 2026 · via Trustpilot
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Hazel
Verified buyer
“Very easy to find the products what you need, and so fast delivery, that’s why I highly recommended to others costumers to used ubuy.”
10 September 2026 · via Trustpilot
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Opaleye
Verified buyer
“I received exactly what I ordered I was skeptical about your site because that was my first time to order. But the order came timely and neatly packaged. I was not disappointed. Thank you.”
11 September 2026 · via Trustpilot
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Adele
Verified buyer
“Easy to find and order what you want on the website. Delivery is quick to the UK”
8 September 2026 · via Trustpilot
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NAD 1660
Order now and get it around Friday, October 02
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
QTY:
Only 1 item left in stock.
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PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.
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Features & Benefits
- 100VA transformer with multiple primary voltage options (120V, 208V, 240V, 480V).
- Features a 24V secondary voltage tap for versatile applications.
- Ideal for HVAC systems, including air conditioning circuits and thermostats.
- Includes 4 Amp fuse protection for safety.
- Foot mount design simplifies installation.
- Can replace transformers with the same primary voltage and equal or lower VA ratings.
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